AutoCodes – Generic – C1950

C1950 Code - Accelerometer Sensor Circuit Failure

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the Accelerometer Sensor Circuit. Common causes include Faulty Accelerometer Sensor Circuit, Accelerometer Sensor Circuit harness is open or shorted, Accelerometer Sensor Circuit circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: C1950 indicates Accelerometer Sensor Circuit Failure.
Common causes: Common causes include Faulty Accelerometer Sensor Circuit, Accelerometer Sensor Circuit harness is open or shorted, Accelerometer Sensor Circuit circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 14,799

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Dec 05, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1950 Description

The Anti-Lock Brake System (ABS) Module monitors the Accelerometer Sensor Circuit. The ABS Module sets the OBDII code when the Accelerometer Sensor Circuit is not to factory specifications.

OBDII Code C1950 - Accelerometer Sensor Circuit Failure - AutoCodes.com — C1950 Code - Accelerometer Sensor Circuit Failure

What does this mean?

What are the Possible Causes of the DTC C1950?

Faulty Accelerometer Sensor Circuit
Accelerometer Sensor Circuit harness is open or shorted
Accelerometer Sensor Circuit circuit poor electrical connection

How to Fix the DTC C1950?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C1950 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the C1950 code?

Need more information on how to fix the C1950 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1950 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

C1950 Ford — Accelerometer Sensor Circuit Failure
C1950 Lexus — Front Stabilizer Target Angle Not Attained
C1950 Lincoln — Accelerometer Sensor Circuit Failure
C1950 Mercury — Accelerometer Sensor Circuit Failure
C1950 Toyota — Front Stabilizer Target Angle Not Attained

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about C1950 Code

1. What are common symptoms of OBDII code C1950 (Accelerometer Sensor Circuit Failure)?

- Common symptoms include the ABS warning light illuminating on the dashboard, traction control system malfunctions, and potential issues with the stability control system.

2. What are the possible causes of OBDII code C1950?

- The code C1950 can be caused by a faulty accelerometer sensor, damaged wiring or connectors in the sensor circuit, or issues with the electronic control module (ECM).

3. How can I diagnose the cause of OBDII code C1950?

- Diagnosing code C1950 may involve conducting a visual inspection of the sensor and its connections, testing the sensor's output using a scan tool, and checking for any damaged or corroded wiring in the circuit.

4. Can I still drive my vehicle with OBDII code C1950?

- It is not recommended to drive your vehicle with OBDII code C1950, as it can affect the proper functioning of important safety systems like ABS and traction control.

5. How can I repair OBDII code C1950 (Accelerometer Sensor Circuit Failure)?

- Repairing code C1950 may involve replacing the faulty accelerometer sensor, repairing damaged wiring or connectors, or reprogramming the ECM if necessary.

6. Is it safe to reset the OBDII code C1950 without fixing the underlying issue?

- It is not recommended to simply reset the code without addressing the root cause, as the issue may persist and potentially lead to safety concerns while driving.

7. Can extreme weather conditions trigger OBDII code C1950?

- Yes, extreme temperatures or harsh weather conditions can sometimes affect the performance of the accelerometer sensor and trigger code C1950.

8. How much does it typically cost to repair OBDII code C1950?

- The cost of repairing code C1950 can vary depending on the specific cause of the issue, but it may range from a few hundred to a few thousand dollars, including parts and labor.

9. Are there any preventive measures to avoid OBDII code C1950 in the future?

- Regularly inspecting and maintaining the ABS and traction control systems, as well as keeping an eye on any warning lights or unusual behavior, can help prevent issues that trigger code C1950.

10. Can a DIY enthusiast fix OBDII code C1950 at home?

- While some aspects of diagnosing and repairing code C1950 can be done by experienced DIY enthusiasts, it is recommended to consult a professional mechanic for proper diagnosis and repair to ensure safety and accuracy.